./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/Division-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/Division-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 748995aedc1ba148a88b769ef59d17a0b3bfd64d0758afd86740be0cd4b87150 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:48:44,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:48:44,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:48:44,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:48:44,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:48:44,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:48:44,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:48:44,870 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:48:44,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:48:44,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:48:44,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:48:44,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:48:44,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:48:44,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:48:44,873 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:48:44,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:48:44,874 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:48:44,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:48:44,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:48:44,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:48:44,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:48:44,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:48:44,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:48:44,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:48:44,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:48:44,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:48:44,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:48:44,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 748995aedc1ba148a88b769ef59d17a0b3bfd64d0758afd86740be0cd4b87150 [2024-11-13 21:48:45,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:48:45,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:48:45,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:48:45,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:48:45,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:48:45,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/signedintegeroverflow-regression/Division-1.i Unable to find full path for "g++" [2024-11-13 21:48:47,166 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:48:47,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:48:47,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/sv-benchmarks/c/signedintegeroverflow-regression/Division-1.i [2024-11-13 21:48:47,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/data/2a323a93b/1c937f6db3a34bdea7b78ba0bef1a45d/FLAGe7135c410 [2024-11-13 21:48:47,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/data/2a323a93b/1c937f6db3a34bdea7b78ba0bef1a45d [2024-11-13 21:48:47,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:48:47,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:48:47,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:47,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:48:47,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:48:47,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214bd7d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47, skipping insertion in model container [2024-11-13 21:48:47,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:48:47,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:47,852 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:48:47,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:48:47,944 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:48:47,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47 WrapperNode [2024-11-13 21:48:47,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:48:47,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:47,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:48:47,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:48:47,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,982 INFO L138 Inliner]: procedures = 104, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-11-13 21:48:47,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:48:47,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:48:47,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:48:47,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:48:47,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:47,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:48:47,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:48:47,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:48:47,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:48:47,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:48:47" (1/1) ... [2024-11-13 21:48:48,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:48:48,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:48:48,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:48:48,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:48:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:48:48,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:48:48,138 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:48:48,139 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:48:48,197 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 21:48:48,197 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:48:48,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:48:48,217 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:48:48,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:48 BoogieIcfgContainer [2024-11-13 21:48:48,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:48:48,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:48:48,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:48:48,229 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:48:48,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:48" (1/1) ... [2024-11-13 21:48:48,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:48:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 21:48:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 21:48:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:48:48,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:48,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:48:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-13 21:48:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-13 21:48:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:48:48,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:48,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:48:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:48:48,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:48:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:48:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:48:48,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:48:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:48:48,528 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:48:48,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:48:48 ImpRootNode [2024-11-13 21:48:48,549 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:48:48,550 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:48:48,550 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:48:48,550 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:48:48,551 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:48:48" (3/4) ... [2024-11-13 21:48:48,552 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:48:48,579 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:48:48,580 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:48:48,581 INFO L158 Benchmark]: Toolchain (without parser) took 1112.74ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 51.9MB in the end (delta: 39.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:48:48,581 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:48,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.77ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 76.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:48:48,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.39ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:48,582 INFO L158 Benchmark]: Boogie Preprocessor took 12.53ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.0MB in the end (delta: 480.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:48,583 INFO L158 Benchmark]: RCFGBuilder took 221.98ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 65.8MB in the end (delta: 9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:48,583 INFO L158 Benchmark]: CodeCheck took 330.46ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 53.8MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:48:48,584 INFO L158 Benchmark]: Witness Printer took 30.28ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 51.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:48:48,586 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 0 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L332] int minInt = -2147483647 - 1; VAL [minInt=-2147483648] [L333] minInt / -1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.77ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 76.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.39ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 75.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.53ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 75.0MB in the end (delta: 480.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 221.98ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 65.8MB in the end (delta: 9.2MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 330.46ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 53.8MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 30.28ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 51.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:48:48,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd5142d7-7ff3-4c1e-9ccf-f736b057da97/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)